Question: For the concrete overpass structure shown in Figure P7-23, determine the maximum principal stresses and their locations. Assume plane strain conditions. Let E = 3.0

For the concrete overpass structure shown in Figure P7-23, determine the maximum principal stresses and their locations. Assume plane strain conditions. Let E = 3.0 Ã— 106 psi and v = 0.30.

Figure P7-23

2 k/ft 18 ft 11.5-ft radius 8 ft 1wat-10n-105- 10 ft 10 ft 10 ft-

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